Barometer Aneroid
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* Air velocity : 0.4 to 30.0 m/s, ft/min., km/h,
mile/h, knots.
* Humidity : 10% to 95% RH, Dew.
* Temperature : 0 to 50 oC, oC/oF.
* All in one, hand held type.
* Vane probe for anemometer.
* Hold, Record ( max., min. ).
* DC 1.5V battery ( UM-4, AAA ) x 4.